firefox: thunderbird: Memory safety bug fixed in Thunderbird ESR 140.12

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Memory safety bug fixed in Thunderbird ESR 140.12...

Astra Linux – Vulnerability in Firefox and Thunderbird

Memory safety bugs exist in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143, and Thunderbird 143. Some of these bugs exhibited signs of memory corruption, and we assume that with sufficient effort, some of these bugs could have been exploited to execute arbitrary code...

[slackware-security] mozilla-firefox

New mozilla-firefox packages are available for Slackware 15.0 and -current to fix security issues. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/mozilla-firefox-140.12.0esr-i686-1slack15.0.txz: Upgraded. This update contains security fixes and improvements. For more...

EUVD-2026-37097

Memory safety bug fixed in Thunderbird 152. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Thunderbird 152, and Thunderbird 140.12...

CVE-2026-12068

Information disclosure vulnerability in Avira Password Manager when used with Mozilla Firefox may allow a remote attacker operating a cross-origin iframe to obtain credentials autofilled for the parent web page via incorrect autofill field selection. This issue affects Avira Password Manager when...

PT-2026-49049

Name of the Vulnerable Software and Affected Versions Avira Password Manager affected versions not specified Description An information disclosure issue exists in Avira Password Manager when used with Mozilla Firefox on Windows, macOS, and Linux. A remote attacker operating a cross-origin iframe...

ROS-20260610-73-0017

The vulnerability of the XPCOM component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to a numerical overflow vulnerability. Exploiting this vulnerability allows an attacker to compromise the confidentiality, integrity, and accessibility of the protected informatio...

ROS-20260610-73-0019

The vulnerabilities of Mozilla Firefox, Firefox ESR, and the email client Thunderbird are related to insufficient validation of input data. Exploiting these vulnerabilities can allow an attacker to compromise the confidentiality, integrity, and accessibility of protected information...

ROS-20260610-73-0016

The vulnerability of the Access API components of Mozilla Firefox, Firefox ESR, and the email client Thunderbird relates to the use of memory after it is freed. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity, and accessibility of the protected...

ROS-20260610-73-0021

The vulnerability of the JavaScript Engine component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to access to resources through incompatible types. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility ...

ROS-20260609-73-0019

Vulnerability of the Graphics component: The text-based browsers Mozilla Firefox, Firefox ESR, and the email client Thunderbird are vulnerable to a numerical overflow vulnerability. Exploiting this vulnerability allows an attacker to execute arbitrary code remotely...

ROS-20260609-73-0028

Vulnerability of Audio/Video components: Mozilla Firefox, Firefox ESR, and Thunderbird’s email client use web codecs. This vulnerability is related to insufficient checking of unusual or exceptional states. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...

ROS-20260609-73-0026

Vulnerability of Audio/Video components: Mozilla Firefox, Firefox ESR, and Thunderbird’s email client use web codecs. This vulnerability is related to insufficient checking of unusual or exceptional states. Exploiting this vulnerability can allow a remote attacker to cause service interruptions...

ROS-20260609-73-0022

The vulnerability of the Telemetry component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to insufficient checking of unusual or exceptional states. Exploiting this vulnerability can allow a malicious actor to cause service failures...

ROS-20260609-73-0002

The vulnerabilities of Mozilla Firefox, Firefox ESR, and the email client Thunderbird are related to integer overflows. Exploiting these vulnerabilities can allow a malicious actor to cause service failures remotely...

ROS-20260609-73-0021

The vulnerability of the Canvas2D component in Mozilla Firefox, Firefox ESR, and the email client Thunderbird is related to insufficient testing for unusual or exceptional states. Exploiting this vulnerability can allow an attacker to cause service failures remotely...

OPENSUSE-SU-2026:10977-1 MozillaFirefox-151.0.3-1.1 on GA media

These are all security issues fixed in the MozillaFirefox-151.0.3-1.1 package on the GA media of openSUSE Tumbleweed...

RHEL 8 : firefox (RHSA-2026:24516)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:24516 advisory. Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability. Security Fixes: firefox:...

[SECURITY] Fedora 44 Update: firefox-151.0.3-1.fc44

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance and portability...

ROS-20260605-73-0060

The vulnerability of the Layout component: Texts and fonts in Mozilla Firefox, Firefox ESR, and the email client Thunderbird are related to the use of memory after it is released. Exploiting this vulnerability can allow an attacker to compromise the confidentiality, integrity, and accessibility o...